Home / 14,127,958.83-21,188,144.10-3,890,381.49

Finding the Fourth Proportional to 14,127,958.83, 21,188,144.10 and 3,890,381.49

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Solution

The fourth proportional to 14,127,958.83, 21,188,144.10 and 3,890,381.49 is: 5,834,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127,958.83 : 21,188,144.10 = 3,890,381.49 : x
  2. Step 2: Convert to fraction form
    14,127,958.83/21,188,144.10 = 3,890,381.49/x
  3. Step 3: Cross multiply
    14,127,958.83x = 21,188,144.10 × 3,890,381.49
  4. Step 4: Simplify right side
    14,127,958.83x = 82,429,963,614,092.72
  5. Step 5: Solve for x
    x = 82,429,963,614,092.72/14,127,958.83
  6. Step 6: Final answer
    x = 5,834,527.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.